LT Debug Chrome extension logo

LT Debug

Best tool you can ask to debug and ship web based products faster!

3.410 reviews~4K+ usersSportsBy LambdaTest, Inc.
Free
Updated 2026-09-01

LT Debug screenshots

LT Debug Chrome extension screenshot 1
Screenshots from the Chrome Web Store listing for LT Debug.

Overview

The best Chrome extension to debug web issues and accelerate your development πŸ”₯πŸš€ LT Debug is a collection of free online web design, development, and debugging utilities enhanced with LambdaTest’s digital experience testing cloud to make your development efforts easier and faster. ⏺Replay on TestMu AI Cloud: Record user flow with Chrome Recorder panel (DevTools > More tools > Recorder), and replay or retest it as an automated test on 3000+ browser-os-resolution combinations on TestMu AI Cloud. πŸš€Real Time Test: Directly launch live interactive real-time tests of your web apps or mobile pages, and test across 3000+ desktop and mobile browsers running on real devices. πŸ–ΌScreenshot Test: Initiate a screenshot test on TestMu AI Cloud. Take screenshots on up to 25 desktop or mobile browsers, resolution, and your preferred real or virtual devices. Access free useful utilities like Add/Remove/Modify HTTP(s) Header Requests, Block URL requests, Add/Remove Query Param, Throttle the Page Response, Inject Scripts, Change User Agent, Redirect URLs, and many more..!! πŸ”₯ Best free tool you can ask to debug and ship web-based products faster! πŸ”₯ πŸ“„ Modify Header - Add, modify, or remove an HTTP request header on a desired website or URL. It helps you test a particular header for a request on a website. 🚦 Block Requests - Blocks HTTP Requests based on your specified URL specific conditions. πŸ“Ά Throttler - Throttle network speed for all network requests. Choose any URL to slow down, leaving others at normal speed. Control delay (in milliseconds) for desired URL. βš™οΈ Add/Remove Query Param - Change, and manipulate URL query parameters. It reads and organizes the key, and value pairs on the current web page. πŸ”€ Redirect Requests - Specify a page that should be automatically redirected to another page. E.g. you want http://lambdatest.com/111 to redirect to http://lambdatest.com/222. πŸ•΅ Change user Agent - Switch between user-agent strings quickly. Imitate, spoof or simulate other browsers, devices or search engine spiders. πŸ’‰ Insert script css/js - Simulate any web page's experience by injecting your own JavaScript or CSS script in console. 🟒 Allow CORS - Add (Access-Control-Allow-Origin: *) rule to the response header and easily perform cross-domain Ajax requests in web applications. πŸ›‘οΈ Content Security Policy - Generate Content Security Policy headers on any website/web page of your choice πŸŽ‡BonusπŸŽ‡: Access 160+ free tools with a click of a button to help you with Tidying up code, Data Formatting, Random Data Generation, Hash Calculations, and Utilities

Pros

    Cons

      Who should use LT Debug?

      Pricing

      LT Debug is free. There is no paid tier to consider.

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      Frequently asked questions

      Is LT Debug free?

      Yes, LT Debug is free to use.

      Is LT Debug safe to install?

      LT Debug is published by LambdaTest, Inc.. As with any extension, review the permissions it requests before installing and remove it if you stop using it.

      What are the best LT Debug alternatives?

      Browse the Sports category for comparable options.

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      Picked from the Sports category and the tags debug β€” jump straight to the alternatives and head-to-head pages people open next.

      Compare LT Debug with the obvious rivals

      Side-by-side feature tables, pricing and a clear recommendation.

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